<template>
  <div class="dv">{{msg}}</div>
  <!-- <button @click="count++">count是{{count}}</button> -->
</template>
<script setup>
import { ref } from 'vue';
let msg=ref("会当凌绝顶，一览众山小");
console.log("msg的值是:"+msg);
setTimeout(()=>{
msg.value="锲而不舍金石可镂";
console.log("msg的值是:"+msg);
},5000)
// let count=ref(0);
</script>
<style scoped>
.dv{
  font-size: 50px;
}
</style>